Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bylinebank.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 20:16:24 UTC · ↺ Refresh
MX Hostnames
- bylinebank-com.mail.protection.outlook.com
MX Priorities
- bylinebank-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
cameron.ns.cloudflare.com dns.cloudflare.com 2399779039 10000 2400 604800 1800
Primary NS (mname)
cameron.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399779039
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
raina.ns.cloudflare.com
cameron.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:209.182.248.78 ip4:209.182.249.78 ip4:63.117.120.96/27 ip4:69.38.149.224/27 ip4:208.252.57.192/27 include:spf.protection.outlook.com include:spf.boardbooks.com include:spf1.formassembly.com include:sendgrid.net include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms93727911
- docusign=c5cea418-1fc0-49d9-8365-bc958391929a
- SPFv=spf1 ip4:209.182.248.78 ip4:209.182.249.78 ip4:63.117.120.96/27 ip4:69.38.149.224/27 ip4:208.252.57.192/27 include:spf.protection.outlook.com include:spf.boardbooks.com include:spf1.formassembly.com include:sendgrid.net include:_spf.salesforce.com -all
- BVq0V4a0FVY59BqEO3etkTdhcYlt/tyxj59O9czzFK4Ge/DLZ+C77SiWUd+4jiOdjU9Bcd3eCJTKMRTlcS2Ggw==
- MS=ms61247086
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